ExamBro
ExamBro
enEnglishhiहिन्दीguગુજરાતી
JEE Mains · Chemistry · STD 12 - 5. Co-ordination chemistry

\(\left[{Co}\left({CN}_{6}\right)\right]^{4-}\) સંકીર્ણમાં ફકત સ્પિન ચુંબકીય ચાકમાત્રાનું મૂલ્ય \( ...... \, BM\) [પરમાણ્વીય ક્રમાંક \({Co}=27\) ]

  1. A \(1\)
  2. B \(2\)
  3. C \(3\)
  4. D \(5\)
Verified Solution

Answer & Solution

Correct Answer

(B) \(2\)

Step-by-step Solution

Detailed explanation

\({\left[{CO}({CN})_{6}\right]^{4-}}\) \({x}+6 \times(-1)=-4\) \({x}=+2\) \({Co}^{2+}:[{Ar}] 3 {~d}^{7}\) and \({CN}^{-}\)is a strong field ligand which can pair electron of central atom. It has one unpaired electron ( \(n\) ) in \(4d-\)subshell.So spin only magnetic moment…
Same subject
Explore more questions on app
From JEE Mains
Explore more questions on app